#3161B7#3161B7

#3161B7 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.6% C 0.146 H 261.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#3161B7
RGB	rgb(49, 97, 183)
HSL	hsl(219, 58%, 45%)
HSV	hsv(219, 73%, 72%)
CMYK	cmyk(73.2%, 47%, 0%, 28.2%)
CIE-LAB	lab(42.18, 13.80, -50.28)
CIE-LCH	lch(42.18, 52.14, 285.35°)
OKLab	oklab(50.61% -0.0228 -0.1442)
OKLCH	oklch(50.61% 0.146 261)
XYZ	xyz(14.0855, 12.6197, 46.4841)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3161B7 #B78731

analogous

#31A4B7 #3161B7 #4431B7

triadic

#3161B7 #B73161 #61B731

tetradic

#3161B7 #B731A4 #B78731 #31B744

square

#3161B7 #B731A4 #B78731 #31B744

split-complementary

#3161B7 #B74431 #A4B731

monochromatic

#172E56 #244787 #3161B7 #5481D1 #84A4DE

Accessibility & contrast

On white

5.96

#3161B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#3161B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3161B7

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3161B7	#FFFFFF	#000000	##FFFFFF
##3161B7	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336ABA

Deuteranopia (green-blind)

#125EB5

Tritanopia (blue-blind)

#007583

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3161b7;
/* rgb */ color: rgb(49, 97, 183);
/* oklch */ color: oklch(50.6% 0.146 261.0);

Tailwind

colors: {
  custom: {
    50: '#7b8dcd',
    500: '#3161b7',
    950: '#000000',
  },
}

SCSS

$custom: #3161b7;
$custom-light: #7b8dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3161b7",
  "rgb": {
    "r": 49,
    "g": 97,
    "b": 183
  },
  "hsl": {
    "h": 218.507,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.50606,
    "c": 0.14597,
    "h": 261
  },
  "luminance": 0.12621
}

Semantic roles & 50–950 ramp

primary

#3161B7

secondary

#C8AD7C

accent

#AA47E1

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3161B7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →